public function testConfiguration2()
 {
     $this->assertEquals($this->_dataServiceConfiguration->getMaxResultsPerCollection(), PHP_INT_MAX);
     $this->_dataServiceConfiguration->setMaxResultsPerCollection(10);
     try {
         $this->_dataServiceConfiguration->setEntitySetPageSize('Customers', 5);
         $this->fail('An expected InvalidOperationException for \'page size and max result per collection mutual exclusion\' was not thrown for month');
     } catch (InvalidOperationException $exception) {
         $this->assertStringEndsWith('mutually exclusive with the specification of \'maximum result per collection\' in configuration', $exception->getMessage());
     }
     $this->assertEquals($this->_dataServiceConfiguration->getMaxResultsPerCollection(), 10);
 }